Assume the stock price is $$50,$ a call option on that stock has a premium of $$5,$ a put option on that stock has a premium of $$3,$ the strike price on both options is $$50,$ and you presently hold no position in the three. Suppose you take one of the following positions and the stock price drops to $$47$ per share. Which position would have gained the most dollars?

a$.$ Writing a naked call

b$.$ Writing a covered call

c$.$ Writing a fiduciary put

d$.$ Selling the stock short